60 Tooth Mini Bike Sprocket For 40 41 420 Chain With 37mm Bore And 6 Hole Mount Rear Sprocket Fit For Coleman CT100U CC100X Baja Doodle Bug DB30 Mega Moto MMB105 And Similar Mini Bike Engines

60-Tooth Rear Sprocket for 40/41/420 Chain - 37mm Bore (1 pc)
✔️ 420 sprocket, carbon-steel, 37mm bore, 6-bolt mount fits Coleman

Upgrade your mini bike with a 60-tooth rear sprocket designed for 40/41 and 420 chain drives. This high-quality part is a direct replacement for Coleman CT100U, CC100X, Baja Doodle Bug DB30, Mega Moto MMB105 and more, perfect for improving take-off and consistency on rough tracks.

✅ 60-tooth rear sprocket for 40/41/420 chain, 37mm bore, 6-bolt mount
✅ Carbon-steel construction for durability and torque handling
✅ Gold-tone finish for a standout look in sunlight
✅ Improves acceleration, chain engagement, and resistance to slip
✅ Includes 1 rear sprocket with 6 screws and 6 nuts for easy install

💡 What is the right chain sprocket size for mini bikes and how does it affect performance?

This handy guide explains how gearing affects performance. - It adjusts torque at the wheel and engine speed for take-off and cruising - A 60-tooth option with 420 chain helps with quick starts on small engines - 37mm bore and 6-bolt mount ensure secure fit on typical mini bike setups